ABIS 有线接口信令及协议.ppt

1、2003.12,GSM移动通信系统原理培训讲义 有线接口信令协议,Abis接口信令,主叫流程（一）,MS,BSC,BTS,主叫流程（二）,MS,BSC,BTS,主叫流程（三）,MS,BSC,BTS,主叫流程（四）,MS,BSC,BTS,被叫流程（一）,MS,BSC,BTS,被叫流程（二）,MS,BSC,BTS,小区间切换,MS,BSC,BTS1,BTS2,A 接 口 信 令,A接口信令,A接口信令,MS,BSS,MSC,ASSIGNMENT REQUEST Channel Type Priority Circuit Identity Code(MSC Allocate) Downlink DT

2、X Flag Interference Band To Be Used Classmark Information 2,ASSIGNMENT COMPLETE RR Cause Circuit Identity Code Cell Identifier Chosen Channel Circuit Pool Speech Version(Chosen),Channel Type Speech/data indicator:Speech/Data/Signaling Channel rate and type:Full rate(Half rate)/SDCCH Permitted speech

3、 version indication:FRV1/FRV2(EFR),Priority Preemption Capability Indicator Priority Level:114 Queueing Allowed Indicator:Allowed/not Allowed Preemption Vulnerability Indicator,Circuit Identity Code a-k:PCM No.,max 2048 xxxxx:timeslot No.,Interference Band To Be Used bitmap format for band1band5,RR

4、Cause Normal,Circuit Pool No1:FRV1;FR Data 12/6/3.6kbit/s No4:FRV2; FR Data 12/6/3.6kbit/s N05:FRV1;FRV2; FR Data 12/6/3.6kbit/s,Classmark Information 2 Phase1/Phase2 MS Controlled Early Classmark Sending RF Power Capability Pseudo Synchronization Capability Supplementary Service Screening Indicatio

5、n MT SMS pt. To pt. Capability Frequency Capability(GSM900 Extended?) A5/1;A5.2;A5/3 Classmark 3,T10,A接口信令,MS,BSS,MSC,ASSIGNMENT FAILURE Cause RR Cause Circuit Pool Circuit Pool List,Cause Requested terrestrial resource unavailable Requested transcoding/rate adaption available Requested speech versi

6、on unavailable Circuit pool mismatch Switch circuit pool/Terrestrial circuit already allocated Equipment failure/No radio resource available/O otherwise, 4 TARR:Total Accessible Resource Requested,Resource Avaliable Band1Band5, number of idle FR/HR,Resource Indication Resource Indication Method Reso

7、urce Avaliable Cell Identifier Total Resource Accessible,A接口信令,MS,BSS,MSC,Reset Cause,Cause O,Authenticate RAND CKSN,Authenticate ACK SRES,Set Ciphering Mode ciphering mode:no,A5/17 Kc,Forward New TMSI TMSI,Forward New TMSI ACK Provider error,位置更新流程 (2),在新的VLR中的位置更新，原VLR可及,MS,VMSC,VLRn,BSS,Loc upd r

8、eq,Upd Loc area,Auth.,Auth. req,Auth. resp,Auth. ack,Set ciph. mode,Ciph. Mode cmd,Ciph. mode cmd,FWD new TMSI,Ciph. mode cmp,Ciph. mode cmp,Loc upd acc,Fwd new TMSI ack,TMSI reallocation cmp,HLR,Upd loc,Upd loc ack,VLRo,Send Id,Send Id ack,Cancel location.,Cancel location ack,Upd Loc area ack,Send

9、Identification TMSI,Send Identification ack IMSI Authentication set User error:unidentified subscriber Provider error,Update location IMSI MSC address VLR number LMSI,Update location ack HLR number User error Provider error,User error unknown subscriber roaming not allowed system failure; unexpected

10、 data value,Cancel location IMSI LMSI,Cancel location ack User error: unexpected data value Provider error,Insert subs data,Insert subs data ack,Insert subscriber data IMSIMSISDNCategory Subscriber statusBearer service list Teleservice list Fwd info list Call bar info listCUG info list SS-data listO

11、perator determined barring general data Operator determined barring HPLMN data Roaming restriction due to unsupported feature Regional subscription dataVLR CAMEL subscription info,Insert subscriber data ack Bearer service listTeleservice list Operator determined barring general data SS code listRegi

12、onal subscription response Supported CAMEL phases User error:unidentified subscriber,data missing,unexpected data value Provider error,Cmpl L3 Info,位置更新流程 (3),在新的VLR中的位置更新，原VLR不可及,MS,VMSC,VLRn,BSS,Loc upd req,Upd Loc area,Auth.,Auth. req,Auth. resp,Auth. ack,Set ciph. mode,Ciph. Mode cmd,Ciph. mode

13、cmd,FWD new TMSI,Ciph. mode cmp,Ciph. mode cmp,Loc upd acc,Fwd new TMSI ack,TMSI reallocation cmp,HLR,Upd loc,Upd loc ack,VLRo,Cancel location.,Cancel location ack,Upd Loc area ack,Provide IMSI ack IMSI user error:absent subscriber Provider error,Provide IMSI,ID req,ID resp,Provide IMSI ack,Send Aut

14、h. info,Send Auth info ack,Insert subs data,Insert subs data ack,Cmpl L3 Info,位置更新流程 (4),在新的VLR中的位置更新，原VLR可及，但信息丢失,MS,VMSC,VLRn,BSS,Loc upd req,Upd Loc area,Set ciph. mode,Ciph. Mode cmd,Ciph. mode cmd,FWD new TMSI,Ciph. mode cmp,Ciph. mode cmp,Loc upd acc,Fwd new TMSI ack,TMSI reallocation cmp,HLR,

15、Upd loc,Upd loc ack,VLRo,Cancel location.,Cancel location ack,Upd Loc area ack,Provide IMSI,ID req,ID resp,Provide IMSI ack,Send Id,Send Id ack,Auth.,Auth. req,Auth. resp,Auth. ack,Send Auth. info,Send Auth info ack,Insert subs data,Insert subs data ack,Cmpl L3 Info,位置更新流程 (5),在新的VLR中的位置更新，原VLR可及，但信

16、息丢失,MS,VMSC,VLRn,BSS,Loc upd req,Loc upd req,Loc area upd,Auth.,Auth.,Auth.,Auth. resp,Auth. resp,Auth. ack,Set ciph. mode,Start ciphering,Ciph. mode cmd,Loc upd acc,Ciph. mode cmp,Ciph. mode cmp,Loc upd acc,TMSI ack,TMSI reallocation cmp,HLR,Loc upd req,Loc upd ack,VLRo,Cancellation.,Cancellation a

17、ck,Id req.,Id req.,Id req.,Id resp,Id resp,Id resp,unknown,Id req.,IMSI Detach流程,MS,VMSC,VLR,BSS,IMSI Detach,Cmpl L3 Info,Detach IMSI,Detach IMSI IMSI TMSI,清除MS流程,MS,VMSC,VLR,BSS,Purge MS ack,Purge MS IMSI VLR number,Purge MS,MS没有在规定的时间里作周期性位置更新， 或O No Roaming Number Available; OR Not Allowed; Facil

18、ity Not Supported; System Failure; Data Missing; Unexpected Data Value,Send Routing Information ack IMSI Roaming number Forwarded-to number Forwarded-to subaddress Notification to calling party Forwarding reason Redirecting presentation MSISDN CUG interlock CUG outgoing access,User error Absent subs

19、criberBearer service not provisioned; Call barred (Operator determined barring); CUG reject (Called party SS interaction violation); Data missingFacility not supported; Forwarding violationNumber changed; System FailureTeleservice not provisioned; Unexpected data value Unknown subscriber,江苏,上海,北京,MS

20、RN路由接续的机理,TMSC,MSC/VLR,TMSC,GMSC,IAM,HLR,MSC/VLR,TMSC,MSC/VLR,021,021,6495,SRI,PRN,6495xxxx,6485xxxxMSRN,MSISDN,MSRN,64957700,64957701,6495ABCD,,0123,HLR号,切换流程,小区内切换流程 小区间切换流程 外部切换流程 MSC间切换,小区内切换,MSC,BTS,BSC,MS,外部切换,MS,MSC,BSS2,BSS1,BTS2,BTS1,MS/

21、BSS-A,MSC-A,MSC-B,BSS-B/MS,VLR-B,HO Required,MSC间切换流程（一）,Prepare Handover Target cell ID BSS APDU,Prep HO,Alloc HO number,HO Request,HO Request ack,Prep HO ack,Send HO report,IAM,Send HO report ack,ACM,HO Command,HO Detect,Proc access sig,HO Complete,Send end sig req,Clear Command,ANS,Release,Send e

22、nd sig ack,Send Handover Report Handover number Linked ID,Prepare Handover ack BSS APDU Handover number User error Provider error,User error No handover number available System failure Unexpected data value Data missing,Process access signal BSS APDU,Send end signal BSS APDU,Clear Complete,Clear Com

23、mand,Clear Complete,需要电路连接的MSC间基本切换,MSC间切换流程（二）,不需要电路连接的MSC间基本切换,MS/BSS-A,MSC-A,MSC-B,BSS-B/MS,VLR-B,HO Required,Prep HO,HO Request,HO Request ack,Prep HO ack,HO Command,HO Detect,Proc access sig,HO Complete,Send end sig req,Clear Command,Send end sig ack,Clear Complete,Clear Command,Clear Complete,

24、MS/BSS-A,MSC-A,MSC-B,BSS-B/MS,VLR-B,HO Required,MSC间切换流程（三）,Prepare subsequent Handover Target cell ID Target MSC number BSS APDU,Prep sub HO,HO Request,HO Request ack,Prep sub HO ack,HO Command,HO Detect,HO Complete,Clear Command,Release,Send end sig ack,User error Unkown MSC Subsequent handover fa

25、ilure Unexpected data value Data missing,Prepare subsequent Handover ack User error Provider error,Clear Complete,MSC B切换回MSC A，使用电路连接,MS/BSS-A,MSC-A,MSC-B,BSS-B/MS,VLR-B,HO Required,MSC间切换流程（四）,Prep sub HO,HO Request,HO Request ack,Prep sub HO ack,HO Command,HO Detect,HO Complete,Clear Command,Send

26、 end sig ack,Clear Complete,MSC B切换回MSC A，不使用电路连接,MSC-A,MSC-B,BSS-B/MS,MSC-C,VLR-C,HO Required,MSC间切换流程（五）,Prep sub HO,HO Request,Prep HO ack,Send HO report,IAM,ACM,HO Command,HO Detect,Proc access sig,HO Complete,Send end sig req,Clear Command,ANS,Release,Send end sig ack,Clear Complete,BSS-C/MS,Pr

27、ep HO,Alloc HO number,HO Request ack,Send HO report ack,Prep sub HO ack,Release,Send end sig ack,Clear Cmd,Clear Cmpl,MSC B切换到MSC C，使用电路连接,MSC-A,MSC-B,BSS-B/MS,MSC-C,VLR-C,HO Required,MSC间切换流程（六）,Prep sub HO,HO Request,Prep HO ack,HO Command,HO Detect,Proc access sig,HO Complete,Send end sig req,Cle

28、ar Command,Send end sig ack,Clear Complete,BSS-C/MS,Prep HO,HO Request ack,Prep sub HO ack,Send end sig ack,Clear Cmd,Clear Cmpl,MSC B切换到MSC C，不使用电路连接,MSC间切换流程（七）,不需要电路连接的MSC间基本切换后，建立电路连接,MS/BSS-A,MSC-A,MSC-B,BSS-B/MS,VLR-B,Prep HO,Assignment Request,Assignment Cmpl,Prep HO ack,Send end sig ack,Clea

29、r Command,Clear Complete,Alloc HO number,Send HO report,Send HO report ack,IAM,ACM,ANS,Release,SDCCH上的短信主叫流程,MS,BTS,Channel Request,RACH,AGCH,SDCCH,SDCCH,BSC,MSC,Channel Request,Channel Active,Channel Active ACK,Imm. Assignment,SABM(CM-SERV-REQ),EST IND(CM-SERV-REQ),CR(CM-SERV-REQ),UA(CM-SERV-REQ),C

30、C(AUTH-REQ),AUTH-REQ,AUTH-RES,CIPH MODE CMD,ENCR CMD,CIPH MODE CMD,CIPH MODE CMP,CIPH MODE CMP,SABM(SAPI=3),EST IND(SAPI=3),UA(SAPI=3),CP-DATA,CP-ACK,CP-DATA,CP-ACK,Clear Command,Channel Release,DEACT SACCH,DISC(SAPI=0),Release Indication,UA(SAPI=0),Local release,SAPI=3,Clear Complete,RF Channel Rel

31、ease,To SC,From SC,SDCCH上的短信被叫流程,MS,BTS,Page Request,PCH,AGCH,SDCCH,SDCCH,BSC,MSC,Paging Command,Channel Request,Channel Active ACK,Imm. Assignment,SABM(Page Response),EST IND(Page Resp.),CR(Page Resp.),UA(Page Resp.),CC(AUTH-REQ),AUTH-REQ,AUTH-RES,CIPH MODE CMD,ENCR CMD,CIPH MODE CMD,CIPH MODE CMP,

32、CIPH MODE CMP,SABM(SAPI=3),EST REQ(SAPI=3),UA(SAPI=3),CP-DATA,CP-ACK,CP-DATA,CP-ACK,Clear Command,Channel Release,DEACT SACCH,DISC(SAPI=0),Release Indication,UA(SAPI=0),Local release,SAPI=3,Clear Complete,RF Channel Release,Paging,Channel Request,Channel Active,EST CONF(SAPI=3),CP-DATA,RACH,From SC,

33、To SC,TCH上的短信主叫流程,MS,BTS,FACCH,FACCH,SACCH,BSC,MSC,To SC,ACTIVE CALL,ACTIVE CALL,CM SERV REQ,CM SERV ACC,SABM(SAPI=3),EST IND(SAPI=3),UA(SAPI=3),CP-DATA,CP-ACK,CP-DATA,CP-ACK,From SC,TCH上的短信被叫流程,MS,BTS,SACCH,BSC,MSC,From SC,ACTIVE CALL,ACTIVE CALL,SABM(SAPI=3),EST CONF(SAPI=3),UA(SAPI=3),CP-DATA,CP-

34、ACK,CP-DATA,CP-ACK,To SC,EST REQ(SAPI=3),CP-DATA,SDCCH上MSC间短信切换流程,MS,BTS-A,CP-DATA,MSC-B,MS,BSC-A,MSC-A,BSC-B,BTS-B,CP-ACK,HANDO RQD,PRE HANDO,HANDO RQT,CHAN ACTIV,CHAN ACTIV ACK,HANDO RQT ACK,PRE HANDO ACK,HANDO CMD,HANDO CMD,HANDO ACC,HANDO DET,Physical INF,HANDO DET,Process Access Signalling,SABM(SAPI=0),UA(SAPI=0),HANDO COMP,HANDO COMP,Send end signal,Clear CMD,RF CHAN REL,RF C